/* ============================================================
    SWINE GUARD — DARK CYBERPUNK THEME
    Deep space dark + Purple (#7c3aed) + Cyan (#06b6d4)
    No glow effects · Clean sharp modern look
    ============================================================ */

    /* ── CSS Variables ─────────────────────────────────────────── */
    :root {
        --bg:           #09090f;
        --bg2:          #0e0e18;
        --bg3:          #13131f;
        --surface:      #16162a;
        --surface2:     #1c1c30;
        --border:       #2a2a44;
        --border2:      #323250;

        --purple:       #7c3aed;
        --purple-light: #9d65ff;
        --purple-dim:   rgba(124, 58, 237, 0.15);

        --cyan:         #06b6d4;
        --cyan-light:   #38d9f5;
        --cyan-dim:     rgba(6, 182, 212, 0.12);

        --green:        #10b981;
        --green-dim:    rgba(16, 185, 129, 0.12);

        --amber:        #f59e0b;
        --amber-dim:    rgba(245, 158, 11, 0.12);

        --red:          #ef4444;
        --red-dim:      rgba(239, 68, 68, 0.12);

        --text:         #e2e8f0;
        --text-muted:   #8892a4;
        --text-dim:     #4b5568;

        --topbar-h:     60px;
        --sidebar-w:    240px;
        --radius:       10px;
        --radius-lg:    14px;

        /* Aliases for backward compat */
        --bg-dark:      #09090f;
        --surface-alt:  #13131f;
        --text-primary: #e2e8f0;
    }

    /* ── Reset & Base ──────────────────────────────────────────── */
    *, *::before, *::after { box-sizing: border-box; }

    html, body {
        margin: 0; padding: 0;
        font-family: 'Inter', sans-serif;
        font-size: 14px;
        background-color: var(--bg);
        color: var(--text);
        min-height: 100vh;
        overflow-x: hidden;
    }

    a { text-decoration: none; color: inherit; }
    ul { list-style: none; padding: 0; margin: 0; }

    /* ── Top Bar ───────────────────────────────────────────────── */
    .sg-topbar {
        position: fixed;
        top: 0; left: 0; right: 0;
        height: var(--topbar-h);
        background: var(--bg2);
        border-bottom: 1px solid var(--border);
        display: flex;
        align-items: center;
        padding: 0 20px;
        gap: 16px;
        z-index: 1000;
    }

    .sg-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        width: var(--sidebar-w);
        min-width: var(--sidebar-w);
        font-size: 1rem;
        font-weight: 700;
        color: var(--text);
        letter-spacing: 0.01em;
    }

    .sg-brand i { color: var(--purple); font-size: 1.2rem; }

    .sg-topbar-actions {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-left: auto;
    }

    .sg-live-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 0.68rem;
        font-weight: 700;
        color: var(--green);
        background: var(--green-dim);
        border: 1px solid rgba(16, 185, 129, 0.2);
        border-radius: 20px;
        padding: 4px 12px;
        letter-spacing: 0.05em;
        text-transform: uppercase;
    }

    .sg-live-badge .dot {
        width: 6px; height: 6px;
        background: var(--green);
        border-radius: 50%;
        display: inline-block;
        animation: pulse-dot 2s ease-in-out infinite;
    }

    @keyframes pulse-dot {
        0%, 100% { opacity: 1; }
        50%       { opacity: 0.3; }
    }

    .sg-topbar-btn {
        width: 36px; height: 36px;
        border: 1px solid var(--border);
        background: var(--surface);
        border-radius: var(--radius);
        color: var(--text-muted);
        display: flex; align-items: center; justify-content: center;
        cursor: pointer;
        transition: background 0.2s, color 0.2s;
        font-size: 0.85rem;
        text-decoration: none;
    }

    .sg-topbar-btn:hover {
        background: var(--surface2);
        color: var(--text);
        border-color: var(--border2);
    }

    .sg-avatar {
        width: 34px; height: 34px;
        background: var(--purple-dim);
        border: 1px solid var(--border2);
        border-radius: 50%;
        display: flex; align-items: center; justify-content: center;
        font-weight: 700;
        font-size: 0.8rem;
        color: var(--purple-light);
        cursor: pointer;
        text-transform: uppercase;
    }

    #session-timer-badge { display: none !important; }

    /* ── Layout ────────────────────────────────────────────────── */
    .sg-layout {
        display: flex;
        padding-top: var(--topbar-h);
        min-height: 100vh;
    }

    /* ── Sidebar ───────────────────────────────────────────────── */
    .sg-sidebar {
        position: fixed;
        top: var(--topbar-h);
        left: 0; bottom: 0;
        width: var(--sidebar-w);
        background: var(--bg2);
        border-right: 1px solid var(--border);
        display: flex;
        flex-direction: column;
        overflow-y: auto;
        overflow-x: hidden;
        z-index: 900;
    }

    .sg-sidebar::-webkit-scrollbar { width: 4px; }
    .sg-sidebar::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 4px; }

    .sg-nav { padding: 16px 10px; flex: 1; }

    .sg-nav-section {
        font-size: 0.62rem;
        font-weight: 700;
        color: var(--text-dim);
        text-transform: uppercase;
        letter-spacing: 0.1em;
        padding: 8px 10px 4px;
        margin-top: 8px;
    }

    .sg-nav-item {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 10px 12px;
        border-radius: var(--radius);
        color: var(--text-muted);
        font-size: 0.85rem;
        font-weight: 500;
        cursor: pointer;
        margin-bottom: 2px;
        transition: background 0.15s, color 0.15s;
        white-space: nowrap;
    }

    .sg-nav-item i {
        width: 18px;
        text-align: center;
        font-size: 0.9rem;
        flex-shrink: 0;
    }

    .sg-nav-item:hover { background: var(--surface); color: var(--text); }

    .sg-nav-item.active {
        background: var(--purple-dim);
        color: var(--purple-light);
        font-weight: 600;
    }
    .sg-nav-item.active i { color: var(--purple-light); }

    .sg-nav-item.danger:hover { background: var(--red-dim); color: var(--red); }

    .sg-sidebar-footer {
        padding: 12px 10px;
        border-top: 1px solid var(--border);
    }

    /* ── Main Content ──────────────────────────────────────────── */
    .sg-main {
        margin-left: var(--sidebar-w);
        flex: 1;
        padding: 24px;
        min-height: calc(100vh - var(--topbar-h));
    }

    /* ── Page Header ───────────────────────────────────────────── */
    .sg-page-header {
        margin-bottom: 24px;
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
    }

    .sg-page-title { font-size: 1.35rem; font-weight: 700; color: var(--text); margin: 0; }
    .sg-page-subtitle { font-size: 0.78rem; color: var(--text-muted); margin: 3px 0 0; }

    /* ── Cards ─────────────────────────────────────────────────── */
    .sg-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 20px;
        transition: border-color 0.2s;
    }

    .sg-card:hover { border-color: var(--border2); }

    .sg-card-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 16px;
    }

    .sg-card-title {
        font-size: 0.88rem;
        font-weight: 600;
        color: var(--text);
        margin: 0;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .sg-card-title i { color: var(--purple-light); }

    /* ── Metric Cards ──────────────────────────────────────────── */
    .sg-metric {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 18px;
        transition: border-color 0.2s, transform 0.2s;
        height: 100%;
    }

    .sg-metric:hover { border-color: var(--border2); transform: translateY(-2px); }

    .sg-icon-box {
        width: 40px; height: 40px;
        border-radius: 8px;
        display: flex; align-items: center; justify-content: center;
        font-size: 1rem;
        margin-bottom: 12px;
        flex-shrink: 0;
    }

    .sg-icon-temp     { background: rgba(245,158,11,0.15); color: var(--amber); }
    .sg-icon-humid    { background: var(--cyan-dim);       color: var(--cyan); }
    .sg-icon-water    { background: var(--cyan-dim);       color: var(--cyan-light); }
    .sg-icon-fan      { background: var(--purple-dim);     color: var(--purple-light); }
    .sg-icon-pump     { background: var(--green-dim);      color: var(--green); }
    .sg-icon-users    { background: rgba(245,158,11,0.15); color: var(--amber); }
    .sg-icon-manager  { background: var(--cyan-dim);       color: var(--cyan); }
    .sg-icon-client   { background: var(--green-dim);      color: var(--green); }
    .sg-icon-settings { background: var(--purple-dim);     color: var(--purple-light); }
    .sg-icon-warning  { background: var(--red-dim);        color: var(--red); }

    .sg-metric-label {
        font-size: 0.68rem;
        font-weight: 700;
        color: var(--text-muted);
        text-transform: uppercase;
        letter-spacing: 0.07em;
        margin-bottom: 4px;
    }

    .sg-metric-value {
        font-size: 1.6rem;
        font-weight: 800;
        color: var(--text);
        margin-bottom: 4px;
        line-height: 1.1;
    }

    .sg-metric-sub {
        font-size: 0.72rem;
        color: var(--text-muted);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* ── Badges ────────────────────────────────────────────────── */
    .sg-badge {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: 0.62rem;
        font-weight: 700;
        padding: 3px 9px;
        border-radius: 20px;
        letter-spacing: 0.06em;
        text-transform: uppercase;
    }

    .sg-badge-active  { background: var(--green-dim);  color: var(--green);        border: 1px solid rgba(16,185,129,0.25); }
    .sg-badge-idle    { background: var(--surface2);   color: var(--text-muted);   border: 1px solid var(--border); }
    .sg-badge-warn    { background: var(--amber-dim);  color: var(--amber);        border: 1px solid rgba(245,158,11,0.25); }
    .sg-badge-danger  { background: var(--red-dim);    color: var(--red);          border: 1px solid rgba(239,68,68,0.25); }
    .sg-badge-purple  { background: var(--purple-dim); color: var(--purple-light); border: 1px solid rgba(124,58,237,0.25); }
    .sg-badge-cyan    { background: var(--cyan-dim);   color: var(--cyan);         border: 1px solid rgba(6,182,212,0.2); }

    /* ── Buttons ───────────────────────────────────────────────── */
    .sg-btn {
        display: inline-flex;
        align-items: center;
        gap: 7px;
        padding: 9px 18px;
        border-radius: var(--radius);
        font-size: 0.82rem;
        font-weight: 600;
        cursor: pointer;
        border: 1px solid transparent;
        transition: background 0.15s, border-color 0.15s, color 0.15s;
        white-space: nowrap;
        text-decoration: none;
        font-family: 'Inter', sans-serif;
    }

    .sg-btn-primary    { background: var(--purple);   color: #fff;            border-color: var(--purple); }
    .sg-btn-primary:hover { background: var(--purple-light); border-color: var(--purple-light); }
    .sg-btn-secondary  { background: var(--surface2); color: var(--text);     border-color: var(--border2); }
    .sg-btn-secondary:hover { background: var(--surface); }
    .sg-btn-cyan       { background: transparent; color: var(--cyan); border-color: var(--cyan); }
    .sg-btn-cyan:hover { background: var(--cyan-dim); }
    .sg-btn-danger     { background: transparent; color: var(--red); border-color: var(--red); }
    .sg-btn-danger:hover { background: var(--red-dim); }
    .sg-btn-sm { padding: 6px 12px; font-size: 0.76rem; }

    /* ── Forms ─────────────────────────────────────────────────── */
    .sg-form-label {
        font-size: 0.76rem;
        font-weight: 600;
        color: var(--text-muted);
        margin-bottom: 6px;
        display: block;
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }

    .sg-form-control,
    .sg-form-select {
        width: 100%;
        background: var(--bg3);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        color: var(--text);
        padding: 10px 14px;
        font-size: 0.85rem;
        font-family: 'Inter', sans-serif;
        transition: border-color 0.2s;
        outline: none;
        -webkit-appearance: none;
        appearance: none;
    }

    .sg-form-control:focus,
    .sg-form-select:focus { border-color: var(--purple); }
    .sg-form-control::placeholder { color: var(--text-dim); }

    /* ── Tables ────────────────────────────────────────────────── */
    .sg-table-wrap { overflow-x: auto; }

    .sg-table {
        width: 100%;
        border-collapse: collapse;
        font-size: 0.82rem;
    }

    .sg-table th {
        background: var(--bg3);
        color: var(--text-muted);
        font-weight: 700;
        font-size: 0.66rem;
        text-transform: uppercase;
        letter-spacing: 0.08em;
        padding: 11px 14px;
        text-align: left;
        border-bottom: 1px solid var(--border);
        white-space: nowrap;
    }

    .sg-table td {
        padding: 11px 14px;
        border-bottom: 1px solid var(--border);
        color: var(--text);
        vertical-align: middle;
    }

    .sg-table tbody tr:hover { background: var(--surface2); }
    .sg-table tbody tr:last-child td { border-bottom: none; }

    /* ── Divider ───────────────────────────────────────────────── */
    .sg-divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

    /* ── Color Utilities ───────────────────────────────────────── */
    .text-purple { color: var(--purple-light) !important; }
    .text-cyan   { color: var(--cyan)         !important; }
    .text-green  { color: var(--green)        !important; }
    .text-amber  { color: var(--amber)        !important; }
    .text-red    { color: var(--red)          !important; }
    .text-sg-muted { color: var(--text-muted) !important; }
    .bg-surface  { background: var(--surface)  !important; }
    .bg-surface2 { background: var(--surface2) !important; }
    .text-white  { color: #ffffff !important; }
    .text-light  { color: #f1f5f9 !important; }

    /* ── SweetAlert2 Dark Override ─────────────────────────────── */
    .swal2-popup {
        background: var(--surface, #16162a) !important;
        border: 1px solid var(--border2, #323250) !important;
        color: var(--text, #e2e8f0) !important;
        border-radius: var(--radius-lg, 14px) !important;
        box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.75), 0 0 25px rgba(124, 58, 237, 0.15) !important;
    }
    .swal2-title { 
        color: #ffffff !important; 
        font-weight: 700 !important;
    }
    .swal2-content, 
    .swal2-html-container { 
        color: #cbd5e1 !important; 
        font-size: 0.95rem !important;
        line-height: 1.6 !important;
    }
    .swal2-content *, 
    .swal2-html-container * {
        color: inherit;
    }
    .swal2-content p, 
    .swal2-html-container p {
        color: #cbd5e1 !important;
    }
    .swal2-content li, 
    .swal2-html-container li {
        color: #cbd5e1 !important;
    }
    .swal2-content strong, 
    .swal2-html-container strong,
    .swal2-content b, 
    .swal2-html-container b,
    .swal2-content .text-white, 
    .swal2-html-container .text-white,
    .swal2-content .text-dark, 
    .swal2-html-container .text-dark {
        color: #ffffff !important;
    }
    .swal2-content .text-muted, 
    .swal2-html-container .text-muted,
    .swal2-content .text-secondary, 
    .swal2-html-container .text-secondary,
    .swal2-content .text-sg-muted, 
    .swal2-html-container .text-sg-muted {
        color: #94a3b8 !important;
    }
    .swal2-content .text-danger, 
    .swal2-html-container .text-danger,
    .swal2-content .text-red, 
    .swal2-html-container .text-red {
        color: #f87171 !important;
    }
    .swal2-content hr, 
    .swal2-html-container hr {
        border-color: rgba(255, 255, 255, 0.15) !important;
        opacity: 1 !important;
    }
    .swal2-confirm { 
        background: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%) !important; 
        border: none !important; 
        color: #ffffff !important;
        font-weight: 600 !important;
        box-shadow: 0 4px 14px rgba(124, 58, 237, 0.4) !important;
        border-radius: var(--radius, 10px) !important;
    }
    .swal2-cancel  { 
        background: var(--surface2, #1c1c30) !important; 
        border: 1px solid var(--border2, #323250) !important; 
        color: #cbd5e1 !important; 
        border-radius: var(--radius, 10px) !important;
    }
    .swal2-icon.swal2-warning { border-color: var(--amber) !important; color: var(--amber) !important; }
    .swal2-icon.swal2-info    { border-color: var(--cyan)  !important; color: var(--cyan)  !important; }
    .swal2-icon.swal2-error   { border-color: var(--red)   !important; color: var(--red)   !important; }
    .swal2-icon.swal2-success  { border-color: var(--green) !important; color: var(--green) !important; }
    .swal2-icon.swal2-success [class^='swal2-success-line'] { background: var(--green) !important; }
    .swal2-icon.swal2-success .swal2-success-ring { border-color: var(--green-dim) !important; }

    /* ── Bootstrap Table Dark Override ────────────────────────── */
    .table { color: var(--text) !important; --bs-table-color: var(--text); }
    .table-hover tbody tr:hover { background: var(--surface2) !important; --bs-table-hover-bg: var(--surface2); }
    .table thead th { color: var(--text-muted); background: var(--bg3); border-color: var(--border); }
    .table td, .table th { border-color: var(--border); }

    /* ── Bootstrap Form Dark Override ─────────────────────────── */
    .form-control, .form-select {
        background-color: var(--bg3) !important;
        border-color: var(--border) !important;
        color: var(--text) !important;
    }
    .form-control:focus, .form-select:focus {
        border-color: var(--purple) !important;
        box-shadow: none !important;
        background-color: var(--bg3) !important;
    }
    .form-control::placeholder { color: var(--text-dim) !important; }
    .form-select option { background: var(--surface); color: var(--text); }
    .input-group-text { background: var(--surface2) !important; border-color: var(--border) !important; color: var(--text-muted) !important; }

    /* ── Bootstrap Modal Dark Override ────────────────────────── */
    .modal-content { background: var(--surface) !important; border: 1px solid var(--border2) !important; color: var(--text) !important; }
    .modal-header { border-bottom-color: var(--border) !important; }
    .modal-footer { border-top-color: var(--border) !important; }
    .modal-title { color: var(--text) !important; }
    .btn-close { filter: invert(1); }

    /* ── Bootstrap Dropdown Dark Override ─────────────────────── */
    .dropdown-menu { background: var(--surface) !important; border: 1px solid var(--border2) !important; }
    .dropdown-item { color: var(--text) !important; }
    .dropdown-item:hover { background: var(--surface2) !important; }
    .dropdown-divider { border-color: var(--border) !important; }

    /* ── Pagination ────────────────────────────────────────────── */
    .pagination .page-link { background: var(--surface2); border-color: var(--border); color: var(--text-muted); }
    .pagination .page-item.active .page-link { background: var(--purple); border-color: var(--purple); color: #fff; }
    .pagination .page-link:hover { background: var(--surface); color: var(--text); }

    /* ── Fan Spin ──────────────────────────────────────────────── */
    .spin-slow { animation: fa-spin 3s linear infinite; }

    /* ── Responsive ────────────────────────────────────────────── */
    @media (max-width: 991.98px) {
        .sg-brand { width: auto; min-width: auto; }
        .sg-sidebar {
            transform: translateX(-100%);
            transition: transform 0.25s ease;
            z-index: 950;
        }
        .sg-sidebar.open { transform: translateX(0); }
        .sg-main { margin-left: 0; padding: 16px; }
        .sg-topbar { padding: 0 16px; }
        .sg-sidebar-overlay {
            display: none;
            position: fixed; inset: 0;
            background: rgba(0,0,0,0.5);
            z-index: 940;
        }
        .sg-sidebar-overlay.show { display: block; }
    }
    @media (min-width: 992px) {
        .sg-sidebar-toggle { display: none !important; }
    }

    /* ── Button Classes ────────────────────────────────────────── */
    .sg-btn {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 9px 18px;
        border-radius: var(--radius);
        font-size: 0.82rem;
        font-weight: 600;
        font-family: 'Inter', sans-serif;
        border: 1px solid transparent;
        cursor: pointer;
        transition: opacity 0.15s, transform 0.1s, background 0.15s;
        text-decoration: none;
        line-height: 1;
    }
    .sg-btn:hover { opacity: 0.85; transform: translateY(-1px); }
    .sg-btn:active { transform: translateY(0); }
    .sg-btn-sm { padding: 6px 12px; font-size: 0.76rem; }
    .sg-btn-primary { background: var(--purple); border-color: var(--purple); color: #fff; }
    .sg-btn-secondary { background: var(--surface2); border-color: var(--border); color: var(--text-muted); }
    .sg-btn-secondary:hover { color: var(--text); border-color: var(--border2); }
    .sg-btn-danger { background: var(--red-dim); border-color: var(--red); color: var(--red); }

    /* ── Extra Badge Variants ──────────────────────────────────── */
    .sg-badge-purple {
        background: var(--purple-dim);
        color: var(--purple-light);
        border: 1px solid rgba(124,58,237,0.25);
        font-size: 0.65rem; font-weight: 700;
        padding: 3px 10px; border-radius: 50px;
        letter-spacing: 0.05em; text-transform: uppercase; display: inline-block;
    }
    .sg-badge-danger {
        background: var(--red-dim);
        color: var(--red);
        border: 1px solid rgba(239,68,68,0.25);
        font-size: 0.65rem; font-weight: 700;
        padding: 3px 10px; border-radius: 50px;
        text-transform: uppercase; display: inline-block;
    }

    /* ── Animate helpers ───────────────────────────────────────── */
    .animate__animated { animation-duration: 0.4s; }

    /* ── Profile & User Management Components ───────────────────── */
    .profile-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 24px;
        margin-bottom: 20px;
    }

    .avatar-circle {
        width: 80px;
        height: 80px;
        background: var(--purple-dim);
        color: var(--purple-light);
        border: 2px solid var(--border2);
        font-size: 2rem;
        font-weight: 700;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        margin-bottom: 16px;
        text-transform: uppercase;
    }

    .metric-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 20px;
        height: 100%;
    }

    .log-card, .table-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        overflow: hidden;
    }

    .icon-shape, .config-icon {
        width: 44px;
        height: 44px;
        border-radius: var(--radius);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.15rem;
    }

    .icon-users     { background: rgba(245, 158, 11, 0.15); color: var(--amber); }
    .icon-manager   { background: var(--cyan-dim); color: var(--cyan); }
    .icon-client    { background: var(--green-dim); color: var(--green); }
    .icon-temp      { background: rgba(245, 158, 11, 0.15); color: var(--amber); }
    .icon-humidity  { background: var(--cyan-dim); color: var(--cyan); }

    .bg-fan-light     { background: var(--purple-dim); color: var(--purple-light); }
    .bg-pump-light    { background: var(--cyan-dim); color: var(--cyan); }
    .bg-warning-light { background: var(--amber-dim); color: var(--amber); }
    .bg-heater-light  { background: var(--red-dim); color: var(--red); }

    .action-btn {
        width: 32px;
        height: 32px;
        border-radius: 6px;
        border: 1px solid var(--border);
        background: var(--surface2);
        color: var(--text-muted);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: background 0.15s, color 0.15s;
        font-size: 0.85rem;
    }
    .action-btn:hover {
        background: var(--surface);
        color: var(--text);
        border-color: var(--border2);
    }

    /* ── Live Sensor Inline Widget (Settings) ──────────────────── */
    .live-inline-card {
        background: var(--bg3);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 18px 20px;
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .live-icon-temp {
        background: rgba(245, 158, 11, 0.15);
        color: var(--amber);
        width: 44px;
        height: 44px;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.25rem;
    }

    .live-icon-humid {
        background: var(--cyan-dim);
        color: var(--cyan);
        width: 44px;
        height: 44px;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.25rem;
    }

    /* ── Password Security / Checklist UI ──────────────────────── */
    .password-checklist {
        background: var(--bg3);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 12px 16px;
        margin-top: 10px;
    }

    .password-req-item {
        font-size: 0.78rem;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 5px;
        transition: color 0.2s ease;
    }

    .password-req-item i {
        font-size: 0.85rem;
        color: var(--text-dim);
    }

    .password-req-item.valid {
        color: var(--green);
        font-weight: 500;
    }
    .password-req-item.valid i {
        color: var(--green);
    }

    .password-req-item.invalid.has-input {
        color: var(--red);
    }
    .password-req-item.invalid.has-input i {
        color: var(--red);
    }

    .strength-bar-container {
        height: 6px;
        border-radius: 4px;
        background: var(--bg3);
        border: 1px solid var(--border);
        overflow: hidden;
        margin-top: 8px;
    }

    .strength-bar {
        height: 100%;
        width: 0%;
        border-radius: 4px;
        transition: width 0.3s ease, background-color 0.3s ease;
    }

    .strength-weak   { width: 25%;  background-color: var(--red); }
    .strength-fair   { width: 50%;  background-color: var(--amber); }
    .strength-good   { width: 75%;  background-color: var(--cyan); }
    .strength-strong { width: 100%; background-color: var(--green); }

    .toggle-password-btn {
        border: 1px solid var(--border);
        border-left: none;
        background: var(--surface2);
        color: var(--text-muted);
        padding: 0 14px;
        border-radius: 0 var(--radius) var(--radius) 0;
        cursor: pointer;
        transition: background 0.15s, color 0.15s;
    }
    .toggle-password-btn:hover {
        background: var(--surface);
        color: var(--text);
    }

    /* ── Dark Scope Overrides for Legacy Bootstrap Classes ──────── */
    .sg-layout .text-dark { color: var(--text) !important; }
    .sg-layout .text-secondary { color: var(--text-muted) !important; }
    .sg-layout .text-muted { color: var(--text-muted) !important; }
    .sg-layout .bg-white { background-color: var(--surface) !important; color: var(--text) !important; }
    .sg-layout .bg-light { background-color: var(--bg3) !important; color: var(--text) !important; }
    .sg-layout .card { background-color: var(--surface); border-color: var(--border); color: var(--text); }
    .sg-layout hr { border-color: var(--border) !important; opacity: 1; }

    /* ── Modern High-Tech Analytics System ─────────────────────── */
    .sg-analytics-pill-nav {
        display: inline-flex;
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: 50px;
        padding: 4px;
        gap: 4px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.25);
    }

    .sg-analytics-pill {
        background: transparent;
        border: none;
        color: var(--text-muted);
        font-size: 0.78rem;
        font-weight: 600;
        padding: 7px 18px;
        border-radius: 50px;
        cursor: pointer;
        transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        display: inline-flex;
        align-items: center;
        gap: 7px;
        letter-spacing: 0.02em;
    }

    .sg-analytics-pill:hover {
        color: var(--text);
        background: rgba(255, 255, 255, 0.04);
    }

    .sg-analytics-pill.active {
        background: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%);
        color: #ffffff;
        box-shadow: 0 4px 14px rgba(124, 58, 237, 0.45);
    }

    .sg-analytics-toolbar {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-wrap: wrap;
        justify-content: flex-end;
    }

    .sg-analytics-date-wrap .input-group-text {
        background: var(--surface2, #1c1c30) !important;
        border: 1px solid var(--border) !important;
        border-right: none !important;
        border-radius: 50px 0 0 50px !important;
        padding-left: 14px !important;
        color: var(--cyan) !important;
    }
    .sg-date-input {
        background: var(--surface2, #1c1c30) !important;
        border: 1px solid var(--border) !important;
        color: var(--text) !important;
        border-radius: 0 50px 50px 0 !important;
        padding: 6px 14px 6px 10px !important;
        font-size: 0.8rem !important;
        font-weight: 500 !important;
        outline: none !important;
        cursor: pointer;
        color-scheme: dark !important;
    }
    .sg-date-input:focus {
        border-color: var(--purple) !important;
        box-shadow: 0 0 0 2px rgba(124, 58, 237, 0.25) !important;
    }

    /* Seamless High-Tech Custom Date Range Capsule */
    .sg-custom-range-capsule {
        display: inline-flex !important;
        align-items: center !important;
        gap: 8px !important;
        background: var(--surface) !important;
        border: 1px solid var(--border) !important;
        border-radius: 50px !important;
        padding: 4px 6px 4px 14px !important;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3) !important;
        backdrop-filter: blur(8px) !important;
    }

    .sg-capsule-label {
        font-size: 0.72rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        display: inline-flex;
        align-items: center;
        gap: 5px;
        white-space: nowrap;
        user-select: none;
    }

    .sg-capsule-sep {
        color: var(--text-muted);
        font-size: 0.72rem;
        opacity: 0.7;
        padding: 0 1px;
    }

    .sg-capsule-input {
        background: var(--surface2, #1c1c30) !important;
        border: 1px solid var(--border) !important;
        color: var(--text) !important;
        border-radius: 20px !important;
        padding: 4px 10px !important;
        font-size: 0.78rem !important;
        font-weight: 600 !important;
        outline: none !important;
        cursor: pointer;
        color-scheme: dark !important;
        width: 135px !important;
        transition: border-color 0.2s, box-shadow 0.2s;
    }

    .sg-capsule-input:focus {
        border-color: var(--purple) !important;
        box-shadow: 0 0 0 2px rgba(124, 58, 237, 0.3) !important;
    }

    .sg-btn-apply {
        background: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%) !important;
        color: #ffffff !important;
        border: 1px solid rgba(167, 139, 250, 0.4) !important;
        font-size: 0.74rem !important;
        font-weight: 700 !important;
        padding: 6px 14px !important;
        border-radius: 50px !important;
        cursor: pointer !important;
        transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
        display: inline-flex !important;
        align-items: center !important;
        gap: 6px !important;
        box-shadow: 0 2px 10px rgba(124, 58, 237, 0.45) !important;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        line-height: 1.2;
    }

    .sg-btn-apply:hover {
        background: linear-gradient(135deg, #6d28d9 0%, #4f46e5 100%) !important;
        box-shadow: 0 4px 18px rgba(124, 58, 237, 0.65) !important;
        transform: translateY(-1px);
        color: #ffffff !important;
    }

    .sg-btn-purple {
        background: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%) !important;
        color: #ffffff !important;
        border: 1px solid rgba(167, 139, 250, 0.4) !important;
        font-weight: 600 !important;
        border-radius: 30px !important;
        padding: 6px 16px !important;
        box-shadow: 0 2px 10px rgba(124, 58, 237, 0.35) !important;
        transition: all 0.2s ease !important;
        display: inline-flex !important;
        align-items: center !important;
        gap: 6px !important;
    }

    .sg-btn-purple:hover {
        box-shadow: 0 4px 16px rgba(124, 58, 237, 0.6) !important;
        transform: translateY(-1px);
        color: #ffffff !important;
    }

    /* Global Dark Mode Calendar Support: Prevents blinding white popups */
    input[type="date"],
    input[type="month"],
    input[type="datetime-local"] {
        color-scheme: dark !important;
    }

    /* Guaranteed Pure White Calendar Picker Icon for all dark-mode date inputs */
    input[type="date"]::-webkit-calendar-picker-indicator,
    input[type="month"]::-webkit-calendar-picker-indicator {
        background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%23ffffff" viewBox="0 0 16 16"><path d="M3.5 0a.5.5 0 0 1 .5.5V1h8V.5a.5.5 0 0 1 1 0V1h1a2 2 0 0 1 2 2v11a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2V3a2 2 0 0 1 2-2h1V.5a.5.5 0 0 1 .5-.5zM1 4v10a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1V4H1z"/></svg>') !important;
        background-repeat: no-repeat !important;
        background-position: center !important;
        background-size: 16px 16px !important;
        filter: none !important;
        -webkit-filter: none !important;
        cursor: pointer !important;
        opacity: 0.95 !important;
        width: 22px !important;
        height: 22px !important;
        padding: 2px !important;
        border-radius: 4px;
        transition: all 0.2s ease;
    }
    input[type="date"]::-webkit-calendar-picker-indicator:hover,
    input[type="month"]::-webkit-calendar-picker-indicator:hover {
        opacity: 1 !important;
        filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.95)) !important;
        -webkit-filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.95)) !important;
        background-color: rgba(255, 255, 255, 0.15) !important;
    }

    /* Premium Mission Control Tab Switcher for Records */
    .sg-records-tabs {
        display: inline-flex !important;
        background: rgba(20, 20, 35, 0.85) !important;
        border: 1px solid rgba(255, 255, 255, 0.12) !important;
        border-radius: 50px !important;
        padding: 5px !important;
        gap: 6px !important;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35) !important;
        backdrop-filter: blur(12px) !important;
    }
    .sg-records-tab {
        background: transparent !important;
        border: 1px solid transparent !important;
        color: #94a3b8 !important;
        padding: 9px 20px !important;
        font-size: 0.84rem !important;
        font-weight: 600 !important;
        border-radius: 40px !important;
        cursor: pointer !important;
        transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
        display: inline-flex !important;
        align-items: center !important;
        gap: 8px !important;
        text-decoration: none !important;
        line-height: 1.2 !important;
        user-select: none !important;
    }
    .sg-records-tab:hover {
        color: #ffffff !important;
        background: rgba(255, 255, 255, 0.08) !important;
        transform: translateY(-1px);
    }
    .sg-records-tab.active {
        background: linear-gradient(135deg, #7c3aed 0%, #6366f1 100%) !important;
        color: #ffffff !important;
        border-color: rgba(167, 139, 250, 0.4) !important;
        box-shadow: 0 4px 18px rgba(124, 58, 237, 0.5) !important;
    }
    .sg-records-tab.active-cyan {
        background: linear-gradient(135deg, #06b6d4 0%, #0284c7 100%) !important;
        color: #ffffff !important;
        border-color: rgba(103, 232, 249, 0.4) !important;
        box-shadow: 0 4px 18px rgba(6, 182, 212, 0.5) !important;
    }
    .sg-records-tab.active-green {
        background: linear-gradient(135deg, #10b981 0%, #059669 100%) !important;
        color: #ffffff !important;
        border-color: rgba(110, 231, 183, 0.4) !important;
        box-shadow: 0 4px 18px rgba(16, 185, 129, 0.5) !important;
    }
    .sg-records-tab-count {
        display: inline-block;
        font-size: 0.72rem;
        padding: 2px 7px;
        border-radius: 12px;
        background: rgba(0, 0, 0, 0.35);
        color: rgba(255, 255, 255, 0.9);
        font-weight: 700;
        margin-left: 2px;
    }

    .sg-analytics-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 24px;
        position: relative;
        overflow: hidden;
        transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    }

    .sg-analytics-card:hover {
        border-color: var(--border2);
        box-shadow: 0 8px 24px rgba(0,0,0,0.3);
    }

    .sg-analytics-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: transparent;
    }

    .sg-analytics-card.temp-card::before {
        background: linear-gradient(90deg, #ef4444, #f59e0b);
    }

    .sg-analytics-card.hum-card::before {
        background: linear-gradient(90deg, #06b6d4, #3b82f6);
    }

    .sg-stat-micro-cell {
        background: var(--surface2);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 14px 12px;
        text-align: center;
        transition: all 0.2s ease;
    }

    .sg-stat-micro-cell:hover {
        background: rgba(255,255,255,0.03);
        border-color: var(--border2);
    }

    .sg-stat-micro-cell .stat-label {
        font-size: 0.7rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        color: var(--text-muted);
        margin-bottom: 4px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 5px;
    }

    .sg-stat-micro-cell .stat-value {
        font-size: 1.45rem;
        font-weight: 700;
        font-family: inherit;
        line-height: 1.2;
    }

    .sg-stat-micro-cell .stat-sub {
        font-size: 0.68rem;
        color: var(--text-dim);
        margin-top: 3px;
    }

    .sg-insight-bar {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 12px 20px;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 16px;
        margin-bottom: 24px;
    }

    .sg-insight-item {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 0.8rem;
        color: var(--text-muted);
    }

    .sg-insight-item strong {
        color: var(--text);
    }

    .sg-zone-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 4px 10px;
        border-radius: 50px;
        font-size: 0.7rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }

    .sg-zone-optimal {
        background: var(--green-dim);
        color: var(--green);
        border: 1px solid rgba(16, 185, 129, 0.25);
    }

    .sg-zone-warn {
        background: var(--amber-dim);
        color: var(--amber);
        border: 1px solid rgba(245, 158, 11, 0.25);
    }

    .sg-zone-danger {
        background: var(--red-dim);
        color: var(--red);
        border: 1px solid rgba(239, 68, 68, 0.25);
    }

    /* ── Settings Panel Dedicated Enhancements ──────────────────── */
    .sg-settings-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        overflow: hidden;
        transition: border-color 0.2s, box-shadow 0.2s;
        height: 100%;
    }
    .sg-settings-card:hover {
        border-color: var(--border2);
        box-shadow: 0 8px 24px rgba(0,0,0,0.25);
    }
    .sg-settings-card-header {
        padding: 20px 24px;
        border-bottom: 1px solid var(--border);
        display: flex;
        align-items: center;
        justify-content: space-between;
        background: rgba(255,255,255,0.015);
    }
    .sg-settings-card-body {
        padding: 24px;
    }
    .sg-input-unit-wrap {
        position: relative;
        display: flex;
        align-items: center;
    }
    .sg-input-unit-wrap .form-control {
        padding-right: 48px;
        font-size: 1.05rem;
        font-weight: 600;
    }
    .sg-input-unit {
        position: absolute;
        right: 14px;
        color: var(--text-muted);
        font-size: 0.85rem;
        font-weight: 600;
        pointer-events: none;
    }
    .sg-bypass-pill-group {
        display: flex;
        gap: 8px;
        background: var(--surface2);
        padding: 6px;
        border-radius: var(--radius);
        border: 1px solid var(--border);
    }
    .sg-bypass-radio {
        display: none;
    }
    .sg-bypass-label {
        flex: 1;
        text-align: center;
        padding: 8px 10px;
        font-size: 0.75rem;
        font-weight: 600;
        color: var(--text-muted);
        border-radius: 6px;
        cursor: pointer;
        transition: all 0.2s ease;
        margin: 0;
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }
    .sg-bypass-radio:checked + .sg-bypass-label {
        background: var(--purple);
        color: #fff;
        box-shadow: 0 2px 8px rgba(124,58,237,0.35);
    }
    .sg-bypass-radio[value="FORCE_ON"]:checked + .sg-bypass-label {
        background: var(--green);
        color: #fff;
        box-shadow: 0 2px 8px rgba(16,185,129,0.35);
    }
    .sg-bypass-radio[value="FORCE_OFF"]:checked + .sg-bypass-label {
        background: var(--red);
        color: #fff;
        box-shadow: 0 2px 8px rgba(239,68,68,0.35);
    }